A Decade of Divvy

A trip-based perspective of Chicago’s
public bikesharing program, 2013-2023

C. Scott Smith, PhD AICP

4/12/23

cumulative trips

Figure 1: Cumulative Divvy Trips, 6/27/2013 to 12/31/2022

trips by month and date

• trips by month
• trips by date

Figure 2: Divvy Trips by Year and Month, June 2013 through December 2022

Figure 3: Divvy Trips by Day, June 2013 through December 2022

trips by community area

Figure 4: Total Divvy Trips by Community Area (Quintile Categorization)

ridership by social vulnerability index

• map
• plot
• table

Figure 5: Social Vulnerability Index (SVI) by Community Area (Quintile Categorization)

Figure 6: Divvy Trips by Social Vulnerability Index (SVI) Quintile

This composite Social Vulnerability Index ranks community areas in the city of Chicago according to four component themes: (1) socioeconomic vulnerability; (2) household composition and disability; (3) minority status and language; and (4) housing type and transportation. The index ranges from 0 (lowest vulnerability) to 1 (highest vulnerability).

ridership by neighborhood safety

• map
• plot
• table

Figure 7: Neighborhood Safety Rate by Community Area (Quintile Categorization)

Figure 8: Divvy Trips by Neighborhood Safety Rate Quintile

Neighborhood safety rate refers to the percent of adults who report that they feel safe in their neighborhood “all of the time” or “most of the time”. Data source: City of Chicago Health Atlas (Healthy Chicago Survey, 2016-2018)

ridership by poverty rate

• map
• plot
• table

Figure 9: Household Poverty Rate by Community Area (Quintile Categorization)

Figure 10: Divvy Trips by Household Poverty Rate Quintile

Quintiles based on the percentage of residents living in households earning below Federal Poverty Level income. American Community Survey 5-year estimates, 2017-2021.

Divvy data

• City of Chicago data portal (trips between 2013-2019)
  
• Divvy System Data web page (trips between 2020-2023)
• Divvy GBFS JSON feed (bike, station locations 4/11/2023)

Thank you! Discussion…